/* ============================================
   MESSAGING SYSTEM STYLES
   In-app chat for JERTS CART
   ============================================ */

/* --- Message Badge --- */
#message-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  background-color: #ef4444;
  color: #ffffff;
  font-size: 11px;
  font-weight: 600;
  line-height: 18px;
  text-align: center;
  border-radius: 9px;
  display: none;
}

/* --- Messaging Modal/Container --- */
.messaging-container {
  display: flex;
  height: calc(100vh - 80px);
  background-color: var(--bg-secondary, #f9fafb);
  border-radius: var(--radius-xl, 12px);
  overflow: hidden;
  box-shadow: var(--shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
}

/* --- Sidebar (Conversation List) --- */
.messaging-sidebar {
  width: 360px;
  background-color: var(--bg-primary);
  border-right: 1px solid var(--neutral-200);
  display: flex;
  flex-direction: column;
}

@media (max-width: 768px) {
  .messaging-sidebar {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 100%;
    z-index: 10;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }

  .messaging-sidebar.active {
    transform: translateX(0);
  }
}

.messaging-sidebar-header {
  padding: var(--space-xl, 20px);
  border-bottom: 1px solid var(--neutral-200);
  background-color: var(--bg-primary);
}

.messaging-sidebar-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--neutral-900, #111827);
  margin: 0 0 var(--space-md, 12px);
}

.messaging-search-box {
  position: relative;
}

.messaging-search-input {
  width: 100%;
  padding: 10px 16px 10px 40px;
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-lg, 8px);
  font-size: 14px;
  background-color: var(--bg-secondary, #f9fafb);
  transition: all 0.2s ease;
}

.messaging-search-input:focus {
  outline: none;
  border-color: var(--primary, #0046be);
  background-color: var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(0, 70, 190, 0.1);
}

.messaging-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--neutral-400, #9ca3af);
  font-size: 16px;
  pointer-events: none;
}

/* Conversation List */
.conversation-list {
  flex: 1;
  overflow-y: auto;
  background-color: var(--bg-primary);
}

.conversation-item {
  display: flex;
  align-items: center;
  padding: var(--space-lg, 16px);
  border-bottom: 1px solid var(--neutral-200);
  cursor: pointer;
  transition: background-color 0.2s ease;
  position: relative;
}

.conversation-item:hover {
  background-color: var(--bg-secondary, #f9fafb);
}

.conversation-item.active {
  background-color: rgba(0, 70, 190, 0.08);
  border-left: 3px solid var(--primary, #0046be);
}

.conversation-item.unread {
  background-color: rgba(0, 70, 190, 0.04);
}

.conversation-item .online-indicator {
  position: absolute;
  top: 12px;
  left: 44px;
  z-index: 2;
}

.conversation-avatar {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: var(--space-md, 12px);
  flex-shrink: 0;
  background-color: var(--primary-light, #e0e7ff);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 600;
  color: var(--primary, #0046be);
}

.conversation-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.online-indicator {
  position: absolute;
  bottom: 2px;
  right: 2px;
  width: 12px;
  height: 12px;
  background-color: #10b981;
  border: 2px solid var(--bg-primary);
  border-radius: 50%;
}

.conversation-info {
  flex: 1;
  min-width: 0;
}

.conversation-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.conversation-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--neutral-900, #111827);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.conversation-time {
  font-size: 12px;
  color: var(--neutral-400, #9ca3af);
  flex-shrink: 0;
  margin-left: var(--space-sm, 8px);
}

.conversation-preview {
  font-size: 14px;
  color: var(--neutral-600, #6b7280);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
}

.conversation-item.unread .conversation-preview {
  color: var(--neutral-900, #111827);
  font-weight: 500;
}

.unread-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  background-color: var(--primary, #0046be);
  color: #ffffff;
  font-size: 11px;
  font-weight: 600;
  line-height: 20px;
  text-align: center;
  border-radius: 10px;
}

.conversation-product {
  display: flex;
  align-items: center;
  gap: var(--space-xs, 6px);
  margin-top: 4px;
  font-size: 12px;
  color: var(--neutral-500, #6b7280);
}

.conversation-product img {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  object-fit: cover;
}

/* Empty state */
.empty-conversations {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-3xl, 48px);
  text-align: center;
}

.empty-conversations-icon {
  font-size: 64px;
  margin-bottom: var(--space-lg, 16px);
  opacity: 0.3;
}

.empty-conversations h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--neutral-700, #374151);
  margin: 0 0 var(--space-sm, 8px);
}

.empty-conversations p {
  font-size: 14px;
  color: var(--neutral-500, #6b7280);
  margin: 0;
  max-width: 280px;
}

/* --- Chat Area --- */
.messaging-chat {
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-secondary, #f9fafb);
}

@media (max-width: 768px) {
  .messaging-chat {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }

  .messaging-chat.active {
    transform: translateX(0);
  }
}

/* Chat Header */
.chat-header {
  display: flex;
  align-items: center;
  padding: var(--space-lg, 16px) var(--space-xl, 20px);
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--neutral-200);
}

.chat-header-back {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--neutral-700, #374151);
  cursor: pointer;
  margin-right: var(--space-md, 12px);
  padding: 0;
}

@media (max-width: 768px) {
  .chat-header-back {
    display: block;
  }
}

.chat-header-user {
  display: flex;
  align-items: center;
  flex: 1;
}

.chat-header-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: var(--space-md, 12px);
  background-color: var(--primary-light, #e0e7ff);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary, #0046be);
  flex-shrink: 0;
}

.chat-header-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.chat-header-info h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--neutral-900, #111827);
  margin: 0 0 2px;
}

.chat-header-status {
  font-size: 13px;
  color: var(--neutral-500, #6b7280);
  margin: 0;
}

.chat-header-status.online {
  color: #10b981;
}

.chat-header-actions {
  display: flex;
  gap: var(--space-sm, 8px);
}

.chat-header-actions button {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--neutral-500, #6b7280);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-md, 6px);
  transition: all 0.2s ease;
}

.chat-header-actions button:hover {
  background-color: var(--bg-secondary, #f9fafb);
  color: var(--neutral-700, #374151);
}

/* Messages Area */
.messages-container {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-xl, 20px);
  display: flex;
  flex-direction: column;
  gap: var(--space-md, 12px);
}

.message-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.message-group.sent {
  align-items: flex-end;
}

.message-group.received {
  align-items: flex-start;
}

.message-bubble {
  max-width: 70%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 14px;
  line-height: 1.5;
  word-wrap: break-word;
}

.message-group.sent .message-bubble {
  background-color: var(--primary, #0046be);
  color: #ffffff;
  border-bottom-right-radius: 4px;
}

.message-group.received .message-bubble {
  background-color: var(--bg-primary);
  color: var(--neutral-900, #111827);
  border-bottom-left-radius: 4px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.message-time {
  font-size: 11px;
  color: var(--neutral-400, #9ca3af);
  margin-top: 4px;
  padding: 0 4px;
}

.message-group.sent .message-time {
  text-align: right;
}

.message-status {
  font-size: 12px;
  margin-left: 4px;
}

.message-status.read {
  color: #10b981;
}

/* Date separator */
.message-date-separator {
  display: flex;
  align-items: center;
  gap: var(--space-md, 12px);
  margin: var(--space-lg, 16px) 0;
  color: var(--neutral-400, #9ca3af);
  font-size: 12px;
}

.message-date-separator::before,
.message-date-separator::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: var(--neutral-200);
}

/* Typing indicator */
.typing-indicator {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  background-color: var(--bg-primary);
  border-radius: 16px;
  border-bottom-left-radius: 4px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  max-width: 80px;
}

.typing-dot {
  width: 8px;
  height: 8px;
  background-color: var(--neutral-400, #9ca3af);
  border-radius: 50%;
  animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) {
  animation-delay: 0s;
}
.typing-dot:nth-child(2) {
  animation-delay: 0.2s;
}
.typing-dot:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typingBounce {
  0%,
  60%,
  100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-6px);
  }
}

/* Empty chat */
.empty-chat {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: var(--space-3xl, 48px);
  text-align: center;
}

.empty-chat-icon {
  font-size: 72px;
  margin-bottom: var(--space-lg, 16px);
  opacity: 0.2;
}

.empty-chat h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--neutral-700, #374151);
  margin: 0 0 var(--space-sm, 8px);
}

.empty-chat p {
  font-size: 14px;
  color: var(--neutral-500, #6b7280);
  margin: 0;
  max-width: 320px;
}

/* Message Input */
.message-input-container {
  padding: var(--space-lg, 16px) var(--space-xl, 20px);
  background-color: var(--bg-primary);
  border-top: 1px solid var(--neutral-200);
}

.message-input-wrapper {
  display: flex;
  align-items: flex-end;
  gap: var(--space-md, 12px);
  background-color: var(--bg-secondary, #f9fafb);
  border-radius: 24px;
  padding: 8px 8px 8px 16px;
  border: 1px solid var(--neutral-200);
  transition: all 0.2s ease;
}

.message-input-wrapper:focus-within {
  border-color: var(--primary, #0046be);
  background-color: var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(0, 70, 190, 0.1);
}

.message-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 14px;
  line-height: 1.5;
  resize: none;
  max-height: 120px;
  padding: 6px 0;
}

.message-input:focus {
  outline: none;
}

.message-input::placeholder {
  color: var(--neutral-400, #9ca3af);
}

.message-input-actions {
  display: flex;
  gap: var(--space-xs, 6px);
  align-items: center;
}

.message-input-btn {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--neutral-500, #6b7280);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-md, 6px);
  transition: all 0.2s ease;
}

.message-input-btn:hover {
  background-color: var(--neutral-200);
  color: var(--neutral-700, #374151);
}

.message-send-btn {
  background-color: var(--primary, #0046be);
  color: #ffffff;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 18px;
}

.message-send-btn:hover {
  background-color: var(--primary-dark, #003399);
  color: #ffffff;
  transform: scale(1.05);
}

.message-send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* --- Message Button on Products --- */
.message-seller-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm, 8px);
  padding: 12px 24px;
  background-color: var(--primary, #0046be);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-lg, 8px);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.message-seller-btn:hover {
  background-color: var(--primary-dark, #003399);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 70, 190, 0.3);
}

.message-seller-btn:active {
  transform: translateY(0);
}

.message-seller-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.message-seller-btn--outline {
  background-color: transparent;
  border: 2px solid var(--primary, #0046be);
  color: var(--primary, #0046be);
}

.message-seller-btn--outline:hover {
  background-color: var(--primary, #0046be);
  color: #ffffff;
}

/* --- Message Button in Navbar --- */
.navbar-message-btn {
  position: relative;
  background: none;
  border: none;
  font-size: 22px;
  cursor: pointer;
  padding: 6px;
  color: var(--neutral-700, #374151);
  transition: color 0.2s ease;
}

.navbar-message-btn:hover {
  color: var(--primary, #0046be);
}

/* --- Loading State --- */
.message-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3xl, 48px);
}

.message-loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(0, 70, 190, 0.2);
  border-top-color: var(--primary, #0046be);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* --- Typing Indicator --- */
.typing-indicator {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 12px 16px;
  background-color: var(--bg-secondary, #f3f4f6);
  border-radius: var(--radius-xl, 18px);
  width: fit-content;
  margin-left: var(--space-md, 16px);
  margin-bottom: 8px;
  animation: fadeIn 0.3s ease;
}

.typing-indicator span {
  width: 8px;
  height: 8px;
  background-color: var(--neutral-400, #9ca3af);
  border-radius: 50%;
  animation: typingBounce 1.2s infinite ease-in-out;
}

.typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}
.typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typingBounce {
  0%,
  60%,
  100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-6px);
  }
}

/* --- Message Status & Read Receipts --- */
.message-status {
  font-size: 12px;
  color: var(--neutral-400, #9ca3af);
  margin-left: 6px;
  font-weight: 600;
}

.message-status.read {
  color: #3b82f6;
}

/* --- Online/Offline Status --- */
.online-indicator {
  width: 12px;
  height: 12px;
  background-color: #10b981;
  border: 2px solid var(--bg-primary);
  border-radius: 50%;
  position: absolute;
  bottom: 0;
  right: 0;
}

.online-indicator.offline {
  background-color: #6b7280;
}

/* --- Scrollbar Styling --- */
.messages-container::-webkit-scrollbar,
.conversation-list::-webkit-scrollbar {
  width: 6px;
}

.messages-container::-webkit-scrollbar-track,
.conversation-list::-webkit-scrollbar-track {
  background: transparent;
}

.messages-container::-webkit-scrollbar-thumb,
.conversation-list::-webkit-scrollbar-thumb {
  background-color: var(--neutral-300);
  border-radius: 3px;
}

.messages-container::-webkit-scrollbar-thumb:hover,
.conversation-list::-webkit-scrollbar-thumb:hover {
  background-color: var(--neutral-400);
}

/* --- Animations --- */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.message-group.sent .message-bubble {
  animation: slideInRight 0.2s ease;
}

.message-group.received .message-bubble {
  animation: slideInLeft 0.2s ease;
}

/* --- Dark Mode Overrides --- */
[data-theme='dark'] .conversation-item.active {
  background-color: rgba(109, 158, 255, 0.12);
}

[data-theme='dark'] .conversation-item.unread {
  background-color: rgba(109, 158, 255, 0.06);
}

[data-theme='dark'] .message-group.received .message-bubble,
[data-theme='dark'] .typing-indicator {
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

[data-theme='dark'] .message-input-btn:hover {
  background-color: var(--neutral-300);
}

[data-theme='dark'] .online-indicator.offline {
  background-color: var(--neutral-500);
}